P10E4 Possible Causes
- Faulty Valvetronic relay
- Valvetronic relay wiring harness is open or shorted
- Poor electrical connection in the Valvetronic relay circuit
How to Fix Code P10E4?
Start by checking the “Possible Causes” listed above. Visually inspect the corresponding wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Check engine light illuminated (or service engine soon warning light)
P10E4 Meaning
The Engine Control Module (ECM) monitors the Valvetronic relay. The ECM sets the OBDII code when the Valvetronic relay does not meet factory specifications.